feat: add GitHub Actions workflow for publishing OceanBase SQLAlchemy plugin (#8)

Author: yuanoOo

.github/workflows/publish_oceanbase_sqlachemy.yaml

@@ -0,0 +1,54 @@
+name: Publish OceanBase SQLAlchemy Plugin
+
+on:
+  push:
+    tags:
+      - 'release_oceanbase_sqlalchemy_*'
+
+permissions:
+  contents: read
+
+jobs:
+  release-build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.x'
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install build
+
+      - name: Build package
+        run: |
+          rm -rf dist
+          mkdir -p dist
+          python -m build ./oceanbase-sqlalchemy-plugin -o dist
+
+      - name: Upload dists
+        uses: actions/upload-artifact@v4
+        with:
+          name: release-dists
+          path: dist/
+
+  pypi-publish:
+    runs-on: ubuntu-latest
+    needs:
+      - release-build
+    permissions:
+      id-token: write
+
+    steps:
+      - name: Retrieve release distributions
+        uses: actions/download-artifact@v4
+        with:
+          name: release-dists
+          path: dist/
+
+      - name: Publish release distributions to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1